Poached Eggs without kale tomatoes

itemscope itemtype="http://data-vocabulary.org/RecipeIngredient"> 1 tablespoon white vinegar 4 large eggs 2 tablespoons butter, softened 4 (1 1/2-ounce)[...]

2 tablespoons olive oil 1 small onion, sliced Salt and pepper 3 bell peppers, any color, seeded and sliced 3 cloves garlic, minced 1 15-oz. can diced tomatoes[...]